<?php

/**
 * 可能认识的人计划任务DS.
 *
 * @author jinlong.panjl <jinlong.panjl@aliyun-inc.com>
 * @copyright ©2003-2103 phpwind.com
 * @license http://www.phpwind.com
 *
 * @version $Id$
 */
class PwAttentionRecommendCron
{
    /**
     * 获取所有任务
     *
     * @param int $uid
     *
     * @return bool
     */
    public function getCron($uid)
    {
        $uid = intval($uid);
        if ($uid < 1) {
            return array();
        }

        return $this->_getDao()->get($uid);
    }

    /**
     * 获取所有任务
     *
     * @param int $uid
     *
     * @return bool
     */
    public function getAllCron()
    {
        return $this->_getDao()->getAll();
    }

    /**
     * 增加单个任务
     *
     * @param int $uid
     *
     * @return bool
     */
    public function replaceCron($uid)
    {
        $uid = intval($uid);
        if ($uid < 1) {
            return false;
        }

        return $this->_getDao()->replace(array('uid' => $uid, 'created_time' => Pw::getTime()));
    }

    /**
     * 删除单个任务
     *
     * @param int $uid
     *
     * @return bool
     */
    public function deleteCron($uid)
    {
        $uid = intval($uid);
        if ($uid < 1) {
            return false;
        }

        return $this->_getDao()->delete($uid);
    }

    /**
     * 根据时间删除.
     *
     * @param int $created_time
     *
     * @return bool
     */
    public function deleteByCreatedTime($created_time)
    {
        $created_time = intval($created_time);
        if ($created_time < 1) {
            return false;
        }

        return $this->_getDao()->deleteByCreatedTime($created_time);
    }

    /**
     * @return PwAttentionRecommendCronDao
     */
    private function _getDao()
    {
        return Wekit::loadDao('attention.dao.PwAttentionRecommendCronDao');
    }
}
